Base | Representation |
---|---|
bin | 100111010001… |
… | …1100100000001 |
3 | 1102202020010220 |
4 | 1032203210001 |
5 | 20232433042 |
6 | 2013213253 |
7 | 340015413 |
oct | 116434401 |
9 | 42666126 |
10 | 20592897 |
11 | 10695826 |
12 | 6a91229 |
13 | 4360260 |
14 | 2a409b3 |
15 | 1c1b8ec |
hex | 13a3901 |
20592897 has 16 divisors (see below), whose sum is σ = 30524928. Its totient is φ = 12263040.
The previous prime is 20592883. The next prime is 20592953. The reversal of 20592897 is 79829502.
It is not a de Polignac number, because 20592897 - 26 = 20592833 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20592097) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7308 + ... + 9725.
It is an arithmetic number, because the mean of its divisors is an integer number (1907808).
Almost surely, 220592897 is an apocalyptic number.
It is an amenable number.
20592897 is a deficient number, since it is larger than the sum of its proper divisors (9932031).
20592897 is a wasteful number, since it uses less digits than its factorization.
20592897 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17080.
The product of its (nonzero) digits is 90720, while the sum is 42.
The square root of 20592897 is about 4537.9397307589. The cubic root of 20592897 is about 274.0979678803.
The spelling of 20592897 in words is "twenty million, five hundred ninety-two thousand, eight hundred ninety-seven".
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